Commit ee078c7d authored by Heiko Stuebner's avatar Heiko Stuebner
Browse files

arm64: dts: rockchip: add missing pmic information on Qnap-TS433 



Fill in the missing pieces for RK809 pmic used on the TS433.

The regulator setup comes from the vendor-devicetree, so without proper
schematics its accuracy is somewhat unclear, but it looks really similar
to all the other rk3568 boards, so follows the reference design it seems.

The one caveat is related to vcc3v3_sd. This regulator needs to stay on.
When turned off because of no users, access to both PCIe controllers
will stall. Maybe this rail does supply the 100MHz refclk generation
or so.

Tested-by: default avatarUwe Kleine-König <ukleinek@debian.org>
Signed-off-by: default avatarHeiko Stuebner <heiko@sntech.de>
Link: https://lore.kernel.org/r/20240723195538.1133436-13-heiko@sntech.de
parent 99b36ba9

arch/arm64/boot/dts/rockchip/rk3568-qnap-ts433.dts

+226 −1
Original line number Diff line number Diff line
@@ -102,6 +102,16 @@ vcc3v3_pcie: regulator-vcc3v3-pcie { 
		vin-supply = <&dc_12v>;

	};



	vcc3v3_sys: regulator-vcc3v3-sys {

		compatible = "regulator-fixed";

		regulator-name = "vcc3v3_sys";

		regulator-always-on;

		regulator-boot-on;

		regulator-min-microvolt = <3300000>;

		regulator-max-microvolt = <3300000>;

		vin-supply = <&dc_12v>;

	};



	vcc5v0_host: regulator-vcc5v0-host {

		compatible = "regulator-fixed";

		enable-active-high;
@@ -207,7 +217,216 @@ pmic@20 { 
		compatible = "rockchip,rk809";

		reg = <0x20>;

		interrupt-parent = <&gpio0>;

		interrupts = <3 IRQ_TYPE_LEVEL_LOW>;

		interrupts = <RK_PA3 IRQ_TYPE_LEVEL_LOW>;

		#clock-cells = <1>;

		pinctrl-names = "default";

		pinctrl-0 = <&pmic_int_l>;

		system-power-controller;

		vcc1-supply = <&vcc3v3_sys>;

		vcc2-supply = <&vcc3v3_sys>;

		vcc3-supply = <&vcc3v3_sys>;

		vcc4-supply = <&vcc3v3_sys>;

		vcc5-supply = <&vcc3v3_sys>;

		vcc6-supply = <&vcc3v3_sys>;

		vcc7-supply = <&vcc3v3_sys>;

		vcc8-supply = <&vcc3v3_sys>;

		vcc9-supply = <&vcc3v3_sys>;

		wakeup-source;



		regulators {

			vdd_logic: DCDC_REG1 {

				regulator-name = "vdd_logic";

				regulator-always-on;

				regulator-boot-on;

				regulator-initial-mode = <0x2>;

				regulator-min-microvolt = <500000>;

				regulator-max-microvolt = <1350000>;

				regulator-ramp-delay = <6001>;



				regulator-state-mem {

					regulator-off-in-suspend;

				};

			};



			vdd_gpu: DCDC_REG2 {

				regulator-name = "vdd_gpu";

				regulator-always-on;

				regulator-initial-mode = <0x2>;

				regulator-min-microvolt = <500000>;

				regulator-max-microvolt = <1350000>;

				regulator-ramp-delay = <6001>;



				regulator-state-mem {

					regulator-off-in-suspend;

				};

			};



			vcc_ddr: DCDC_REG3 {

				regulator-name = "vcc_ddr";

				regulator-always-on;

				regulator-boot-on;

				regulator-initial-mode = <0x2>;



				regulator-state-mem {

					regulator-on-in-suspend;

				};

			};



			vdd_npu: DCDC_REG4 {

				regulator-name = "vdd_npu";

				regulator-initial-mode = <0x2>;

				regulator-min-microvolt = <500000>;

				regulator-max-microvolt = <1350000>;

				regulator-ramp-delay = <6001>;



				regulator-state-mem {

					regulator-off-in-suspend;

				};

			};



			vcc_1v8: DCDC_REG5 {

				regulator-name = "vcc_1v8";

				regulator-always-on;

				regulator-boot-on;

				regulator-min-microvolt = <1800000>;

				regulator-max-microvolt = <1800000>;



				regulator-state-mem {

					regulator-off-in-suspend;

				};

			};



			vdda0v9_image: LDO_REG1 {

				regulator-name = "vdda0v9_image";

				regulator-always-on;

				regulator-min-microvolt = <900000>;

				regulator-max-microvolt = <900000>;



				regulator-state-mem {

					regulator-off-in-suspend;

				};

			};



			vdda_0v9: LDO_REG2 {

				regulator-name = "vdda_0v9";

				regulator-always-on;

				regulator-boot-on;

				regulator-min-microvolt = <900000>;

				regulator-max-microvolt = <900000>;



				regulator-state-mem {

					regulator-off-in-suspend;

				};

			};



			vdda0v9_pmu: LDO_REG3 {

				regulator-name = "vdda0v9_pmu";

				regulator-always-on;

				regulator-boot-on;

				regulator-min-microvolt = <900000>;

				regulator-max-microvolt = <900000>;



				regulator-state-mem {

					regulator-on-in-suspend;

					regulator-suspend-microvolt = <900000>;

				};

			};



			vccio_acodec: LDO_REG4 {

				regulator-name = "vccio_acodec";

				regulator-always-on;

				regulator-boot-on;

				regulator-min-microvolt = <3300000>;

				regulator-max-microvolt = <3300000>;



				regulator-state-mem {

					regulator-off-in-suspend;

				};

			};



			vccio_sd: LDO_REG5 {

				regulator-name = "vccio_sd";

				regulator-min-microvolt = <1800000>;

				regulator-max-microvolt = <3300000>;



				regulator-state-mem {

					regulator-off-in-suspend;

				};

			};



			vcc3v3_pmu: LDO_REG6 {

				regulator-name = "vcc3v3_pmu";

				regulator-always-on;

				regulator-boot-on;

				regulator-min-microvolt = <3300000>;

				regulator-max-microvolt = <3300000>;



				regulator-state-mem {

					regulator-on-in-suspend;

					regulator-suspend-microvolt = <3300000>;

				};

			};



			vcca_1v8: LDO_REG7 {

				regulator-name = "vcca_1v8";

				regulator-always-on;

				regulator-boot-on;

				regulator-min-microvolt = <1800000>;

				regulator-max-microvolt = <1800000>;



				regulator-state-mem {

					regulator-off-in-suspend;

				};

			};



			vcca1v8_pmu: LDO_REG8 {

				regulator-name = "vcca1v8_pmu";

				regulator-always-on;

				regulator-boot-on;

				regulator-min-microvolt = <1800000>;

				regulator-max-microvolt = <1800000>;



				regulator-state-mem {

					regulator-on-in-suspend;

					regulator-suspend-microvolt = <1800000>;

				};

			};



			vcca1v8_image: LDO_REG9 {

				regulator-name = "vcca1v8_image";

				regulator-always-on;

				regulator-min-microvolt = <1800000>;

				regulator-max-microvolt = <1800000>;



				regulator-state-mem {

					regulator-off-in-suspend;

				};

			};



			vcc_3v3: SWITCH_REG1 {

				regulator-name = "vcc_3v3";

				regulator-always-on;

				regulator-boot-on;



				regulator-state-mem {

					regulator-off-in-suspend;

				};

			};



			vcc3v3_sd: SWITCH_REG2 {

				regulator-name = "vcc3v3_sd";

				/*

				 * turning this off, breaks access to both

				 * PCIe controllers, refclk generator perhaps

				 */

				regulator-always-on;

				regulator-boot-on;



				regulator-state-mem {

					regulator-off-in-suspend;

				};

			};

		};

	};



	vdd_cpu: regulator@40 {
@@ -290,6 +509,12 @@ hdd4_led_pin: hdd4_led-pin { 
		};

	};



	pmic {

		pmic_int_l: pmic-int-l {

			rockchip,pins = <0 RK_PA3 RK_FUNC_GPIO &pcfg_pull_up>;

		};

	};



	usb {

		vcc5v0_host_en: vcc5v0-host-en {

			rockchip,pins = <0 RK_PA6 RK_FUNC_GPIO &pcfg_pull_none>;